Today is National Underwear Day! REJOICE! It’s Also National Mustard Day, One Has Nothing to do With the Other!Today is National Underwear Day! REJOICE! It’s Also National Mustard Day, One Has Nothing to do With the Other!Each day of the year always seem to be dedicated to something. Today, August 5th is dedicated as National Underwear Day.Larry LeBlancLarry LeBlanc